Pith Number

pith:SUPDWKY2

pith:2018:SUPDWKY2NR4EZ2AYEMZPNWJ47S

not attested not anchored not stored refs pending

Weakly-Supervised Neural Text Classification

Chao Zhang, Jiaming Shen, Jiawei Han, Yu Meng

arxiv:1809.01478 v2 · 2018-09-02 · cs.IR · cs.CL · cs.LG · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SUPDWKY2NR4EZ2AYEMZPNWJ47S}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:05:55.657805Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

951e3b2b1a6c784ce8182332f6d93cfc98356e06fcd1bdcec9139f6999a4b980

Aliases

arxiv: 1809.01478 · arxiv_version: 1809.01478v2 · doi: 10.48550/arxiv.1809.01478 · pith_short_12: SUPDWKY2NR4E · pith_short_16: SUPDWKY2NR4EZ2AY · pith_short_8: SUPDWKY2

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/SUPDWKY2NR4EZ2AYEMZPNWJ47S \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 951e3b2b1a6c784ce8182332f6d93cfc98356e06fcd1bdcec9139f6999a4b980

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd22ad363c61f925d61939711bf3590dc27634c1d1701106f89a98db1777c86a",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2018-09-02T02:56:25Z",
    "title_canon_sha256": "2912498eca910aabe15633c3844089a545cf8465ceac7cf8952684bc5df04929"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.01478",
    "kind": "arxiv",
    "version": 2
  }
}